Handle C++ 2010 runtime not installed which is needed for TypeScript.

If the Microsoft Visual C++ 2010 Redistributable Package (x86) was not
installed then a file not found exception was thrown by the TypeScript
addin. This exception is now handled and the parser adds an error to
the Errors list indicating that the C++ runtime should be installed
from the following link:

https://www.microsoft.com/en-us/download/details.aspx?id=5555

src/AddIns/BackendBindings/TypeScript/Project/Src/Hosting/DefaultJavaScriptContext.cs

@@ -0,0 +1,43 @@
+// Copyright (c) 2015 AlphaSierraPapa for the SharpDevelop Team
+// 
+// Permission is hereby granted, free of charge, to any person obtaining a copy of this
+// software and associated documentation files (the "Software"), to deal in the Software
+// without restriction, including without limitation the rights to use, copy, modify, merge,
+// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
+// to whom the Software is furnished to do so, subject to the following conditions:
+// 
+// The above copyright notice and this permission notice shall be included in all copies or
+// substantial portions of the Software.
+// 
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
+// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
+// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
+// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+
+using System;
+using Noesis.Javascript;
+
+namespace ICSharpCode.TypeScriptBinding.Hosting
+{
+	public class DefaultJavaScriptContext : IJavaScriptContext
+	{
+		readonly JavascriptContext context = new JavascriptContext();
+
+		public void SetParameter(string name, object value)
+		{
+			context.SetParameter(name, value);
+		}
+
+		public void Run(string script)
+		{
+			context.Run(script);
+		}
+
+		public void Dispose()
+		{
+			context.Dispose();
+		}
+	}
+}

src/AddIns/BackendBindings/TypeScript/Project/Src/Hosting/IJavaScriptContext.cs

@@ -0,0 +1,28 @@
+// Copyright (c) 2015 AlphaSierraPapa for the SharpDevelop Team
+// 
+// Permission is hereby granted, free of charge, to any person obtaining a copy of this
+// software and associated documentation files (the "Software"), to deal in the Software
+// without restriction, including without limitation the rights to use, copy, modify, merge,
+// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
+// to whom the Software is furnished to do so, subject to the following conditions:
+// 
+// The above copyright notice and this permission notice shall be included in all copies or
+// substantial portions of the Software.
+// 
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
+// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
+// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
+// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+
+using System;
+
+namespace ICSharpCode.TypeScriptBinding.Hosting
+{
+	public interface IJavaScriptContext : IDisposable
+	{
+		void SetParameter(string name, object value);
+		void Run(string script);
+	}
+}

src/AddIns/BackendBindings/TypeScript/Project/Src/Hosting/TypeScriptContext.cs

@@ -39,24 +39,30 @@ namespace ICSharpCode.TypeScriptBinding.Hosting
 {
 	public class TypeScriptContext : IDisposable
 	{
-		JavascriptContext context = new JavascriptContext();
+		IJavaScriptContext context;
 		LanguageServiceShimHost host;
 		TypeScriptProject project;
 		IScriptLoader scriptLoader;
 		bool runInitialization = true;
 		
-		public TypeScriptContext(IScriptLoader scriptLoader, ILogger logger)
+		public TypeScriptContext(IJavaScriptContext context, IScriptLoader scriptLoader, ILogger logger)
 		{
+			this.context = context;
 			this.scriptLoader = scriptLoader;
 			host = new LanguageServiceShimHost(logger);
 			host.AddDefaultLibScript(new FileName(scriptLoader.LibScriptFileName), scriptLoader.GetLibScript());
-			context.SetParameter("host", host);
-			context.Run(scriptLoader.GetTypeScriptServicesScript());
+			
+			if (context != null) {
+				context.SetParameter("host", host);
+				context.Run(scriptLoader.GetTypeScriptServicesScript());
+			}
 		}
 		
 		public void Dispose()
 		{
-			context.Dispose();
+			if (context != null) {
+				context.Dispose();
+			}
 		}
 		
 		public void AddFile(FileName fileName, string text)
@@ -68,7 +74,9 @@ namespace ICSharpCode.TypeScriptBinding.Hosting
 		{
 			if (runInitialization) {
 				runInitialization = false;
-				context.Run(scriptLoader.GetMainScript());
+				if (context != null) {
+					context.Run(scriptLoader.GetMainScript());
+				}
 			}
 		}
 		
@@ -89,6 +97,9 @@ namespace ICSharpCode.TypeScriptBinding.Hosting
 		
 		public CompletionInfo GetCompletionItems(FileName fileName, int offset, string text, bool memberCompletion)
 		{
+			if (context == null)
+				return new CompletionInfo();
+			
 			UpdateCompilerSettings();
 			host.position = offset;
 			host.UpdateFileName(fileName);
@@ -101,6 +112,9 @@ namespace ICSharpCode.TypeScriptBinding.Hosting
 		
 		public CompletionEntryDetails GetCompletionEntryDetails(FileName fileName, int offset, string entryName)
 		{
+			if (context == null)
+				return new CompletionEntryDetails();
+			
 			UpdateCompilerSettings();
 			host.position = offset;
 			host.UpdateFileName(fileName);
@@ -113,6 +127,9 @@ namespace ICSharpCode.TypeScriptBinding.Hosting
 		
 		public SignatureHelpItems GetSignature(FileName fileName, int offset)
 		{
+			if (context == null)
+				return new SignatureHelpItems();
+			
 			UpdateCompilerSettings();
 			host.position = offset;
 			host.UpdateFileName(fileName);
@@ -124,6 +141,9 @@ namespace ICSharpCode.TypeScriptBinding.Hosting
 		
 		public ReferenceEntry[] FindReferences(FileName fileName, int offset)
 		{
+			if (context == null)
+				return new ReferenceEntry[0];
+			
 			UpdateCompilerSettings();
 			host.position = offset;
 			host.UpdateFileName(fileName);
@@ -135,6 +155,9 @@ namespace ICSharpCode.TypeScriptBinding.Hosting
 		
 		public DefinitionInfo[] GetDefinition(FileName fileName, int offset)
 		{
+			if (context == null)
+				return new DefinitionInfo[0];
+			
 			UpdateCompilerSettings();
 			host.position = offset;
 			host.UpdateFileName(fileName);
@@ -146,6 +169,9 @@ namespace ICSharpCode.TypeScriptBinding.Hosting
 		
 		public NavigationBarItem[] GetNavigationInfo(FileName fileName)
 		{
+			if (context == null)
+				return new NavigationBarItem[0];
+			
 			UpdateCompilerSettings();
 			host.UpdateFileName(fileName);
 			context.Run(scriptLoader.GetNavigationScript());
@@ -160,6 +186,9 @@ namespace ICSharpCode.TypeScriptBinding.Hosting
 		
 		public EmitOutput Compile(FileName fileName, ITypeScriptOptions options)
 		{
+			if (context == null)
+				return new EmitOutput();
+			
 			host.UpdateCompilerSettings(options);
 			host.UpdateFileName(fileName);
 			context.Run(scriptLoader.GetLanguageServicesCompileScript());
@@ -169,6 +198,9 @@ namespace ICSharpCode.TypeScriptBinding.Hosting
 		
 		public Diagnostic[] GetDiagnostics(FileName fileName, ITypeScriptOptions options)
 		{
+			if (context == null)
+				return new [] { GetMicrosoftRuntimeNotInstalledDiagnostic() };
+			
 			host.UpdateCompilerSettings(options);
 			host.UpdateFileName(fileName);
 			context.Run(scriptLoader.GetDiagnosticsScript());
@@ -196,5 +228,13 @@ namespace ICSharpCode.TypeScriptBinding.Hosting
 				host.UpdateCompilerSettings(project);
 			}
 		}
+		
+		Diagnostic GetMicrosoftRuntimeNotInstalledDiagnostic()
+		{
+			return new Diagnostic {
+				category = DiagnosticCategory.Error,
+				message = "Microsoft Visual C++ 2010 Redistributable Package is not installed. https://www.microsoft.com/en-us/download/details.aspx?id=5555"
+			};
+		}
 	}
 }

src/AddIns/BackendBindings/TypeScript/Project/Src/Hosting/TypeScriptContextFactory.cs

@@ -27,6 +27,8 @@
 //
 
 using System;
+using System.IO;
+using ICSharpCode.Core;
 
 namespace ICSharpCode.TypeScriptBinding.Hosting
 {
@@ -48,7 +50,17 @@ namespace ICSharpCode.TypeScriptBinding.Hosting
 		
 		public TypeScriptContext CreateContext()
 		{
-			return new TypeScriptContext(scriptLoader, logger);
+			return new TypeScriptContext(CreateJavaScriptContext(), scriptLoader, logger);
+		}
+		
+		IJavaScriptContext CreateJavaScriptContext()
+		{
+			try {
+				return new DefaultJavaScriptContext();
+			} catch (FileNotFoundException ex) {
+				LoggingService.DebugFormatted("Unable to create JavaScriptContext. {0}", ex);
+			}
+			return null;
 		}
 	}
 }

src/AddIns/BackendBindings/TypeScript/Project/TypeScriptBinding.csproj

@@ -87,11 +87,13 @@
     <Compile Include="Src\Hosting\CompletionEntryDetailsProvider.cs" />
     <Compile Include="Src\Hosting\CompletionEntryDetails.cs" />
     <Compile Include="Src\Hosting\CompletionEntryDetailsResult.cs" />
+    <Compile Include="Src\Hosting\DefaultJavaScriptContext.cs" />
     <Compile Include="Src\Hosting\DefinitionInfo.cs" />
     <Compile Include="Src\Hosting\DefinitionResult.cs" />
     <Compile Include="Src\Hosting\Diagnostic.cs" />
     <Compile Include="Src\Hosting\DiagnosticCategory.cs" />
     <Compile Include="Src\Hosting\EmitOutput.cs" />
+    <Compile Include="Src\Hosting\IJavaScriptContext.cs" />
     <Compile Include="Src\Hosting\JsxEmit.cs" />
     <Compile Include="Src\Hosting\ModuleResolutionKind.cs" />
     <Compile Include="Src\Hosting\NewLineKind.cs" />

src/AddIns/BackendBindings/TypeScript/Test/Parsing/ParseTests.cs

@@ -32,7 +32,7 @@ namespace TypeScriptBinding.Tests.Parsing
 			ITypeScriptContextFactory contextFactory = MockRepository.GenerateStub<ITypeScriptContextFactory>();
 			contextFactory
 				.Stub(f => f.CreateContext())
-				.Return(new TypeScriptContext(scriptLoader, logger));
+				.Return(new TypeScriptContext(new DefaultJavaScriptContext(), scriptLoader, logger));
 			
 			var parser = new TypeScriptParser(contextFactory);
 			ParseInfo = parser.Parse(new FileName(fileName), fileContent, null, new TypeScriptFile[0]);